Brother GT-3 Series Service Manual page 277

6. Replacing Parts
Disassembling
1.
Flush the ink of the Tube to be replaced.
The operation is different in Color side and the White side. Follow the steps below.
Color side (Black, Magenta, Cyan, Yellow)
(1) Turn ON the printer.
(2) Remove the Ink Cartridge to be replaced and insert the Filter Cartridge.
(3) Select the menu [ Maintenance ] > [ Initial Cleaning ] and press the OK Button.
(4) Use the Up/Down Button to select [ Color ] and then press the OK Button.
(5) Use the Up/Down Button to select the color that the Needle is to be replaced and then press
the OK Button. Flushing starts.
(6) Turn OFF the printer when finished.
 Open the Front Cover UF to confirm if the ink inside the Tube is flushed.
 If the ink remains, close the Front Cover UF and execute the steps from (3) to (5) again.
White side (W1, W2, W3, W4)
(1) Turn ON the printer.
(2) Remove the Ink Cartridge to be replaced and insert the Filter Cartridge W.
(3) Select the menu [ Maintenance ] > [ Load White ] and press the OK Button.
(4) Use the Up/Down Button to select the color that the Needle is to be replaced and then
press the OK Button. Flushing starts.
(5) Turn OFF the printer when finished.
 Open the Front Cover UF to confirm if the ink inside the Tube is flushed.
 If the ink remains, close the Front Cover UF and execute the steps (3) and (4) again.
2.
Remove the Cover Cartridge. (Refer to "6-1-2. Assembling/Disassembling of the Covers".)
The following procedure is for replacing Magenta Tube. Follow the process when you replace the Tubes
of other colors (Black, Cyan, Yellow, W1, W2, W3 and W4).
3.
Put on the plastic gloves. Loosen the Tube Clamp D3 (1) that fixes the Needle and the Tube, and then
remove the Tube.
(1)
268
GT-3 Series
(5)
(6)